精选优质文档-倾情为你奉上CF-62钢制压力容器中的裂纹分析与预防措施Crack Analysis Suggestions For Cracking Prevention Of Some CF-62 Steel Pressure Cessel李平瑾 李蓉蓉 陈学东 袁榕Li Pingjin Li Rongrong Chen Xuedong Yuan Rong合肥通用机械研究所Hefei General Machinery Research Institute摘要：本文通过现场调查、球罐组焊、在役容器检测及失效分析，对近些年来投用的国产CF-62钢制作的球罐等设备上出现的裂纹成因进行探讨，对其残余应力水平进行阐述，对相关标准中的设计、制造、检验技术条件的完善化提出一些建议，为这类钢今后的制造和长周期安全运行提供借鉴。Abstract： In this paper the causes of cracks are investigated that appear on the equipment such as localized CF-62 s
